Transcription of Chapter 18 Lab Dichotomous Keys
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Chapter 18 Lab Dichotomous Keys
Name Class Date Open-Ended Inquiry Design Your Own Lab Chapter 18 Lab Dichotomous Keys Problem Big Idea A Dichotomous key is one Can you construct a Dichotomous key that could be used to way to organize and classify organisms. identify organisms? Skills Objectives Students will be able to Introduction identify an organism using a In May 2007, scientists and other volunteers gathered in Rock Dichotomous key. design a Dichotomous key. Creek Park, Washington, , to participate in a BioBlitz a quick, 24-hour survey of species living in the park. Teams worked Preparation Time 60 90 minutes if you identify in 4-hour shifts throughout the park. By the time they were done, the reference materials the teams had identified more than 650 species! Class Time Teams included experts on different types of organisms such Part A: 15 minutes as birds, beetles, fungi, and plants.
you use the dichotomous key to identify the sharks in Figure 2. 1. Tear out the sheet with the shark drawings (pages 115–116). Choose one shark from Figure 2. 2. Read statements 1a and 1b in the key. One of the statements describes the shark; the other does not. Choose the statement that describes the shark and follow the directions for that ...
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